Gaika: The London based agent provocateur marshalls speculative fiction, politically charged anger and militant beats against an increasingly inhospitable capital. By Rory Gibb.

Ian Brighton: Returning from the wilderness with his first solo album since 1977, the UK improv guitarist discusses his grandfather's bell-ringing, the tyranny of discord, spirits passing through space, and other shaping forces on his music. By Julian Cowley.

The Primer: Anarcho Punk. The dogged persistence of UK punk's radical arm has ensured the global survival of its spirit across a variety of media. Louis Pattison presents a user's guide to the music of resistance.

Bites: Antwood: The Canadian producer considers the ethics of artificial intelligence. By Daniel Neofetou Sally Golding: The London based artist tests people's fight or flight responses. By Tristan Bath Alterations: The mighty morphin' improv rangers stir it up again. By Julian Cowley Telebossa: The Berlin duo decode Brazilian popular song from a distance. By Stewart Smith